Masking

Gayle Neldon

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  1. The introduction of masking noise in the non-test ear raises the threshold in that ear.

    2. Your answer:
    TrueFalse

  2. Speech Noise is the appropriate type of noise for masking pure tones.

    3. Your answer:
    TrueFalse

  3. The formula for WHEN to mask for air conduction is

    4. Your answer:
    AC/DC = > AC (both ears)
    AC (NTE) >/= to AC (TE)
    AC (TE) >/= to BC (NTE)
    BC (TE) >/= to AC (TE)

  4. The formula for HOW MUCH INITIAL MASKING for air conduction masking is

    5. Your answer:
    IM = AC (NTE)
    IM = AOL
    IM = BC (any ear)
    IM = AC (TE) - AC (NTE) + BC

  5. What term is used to describe the loss of sound as it crosses the head (Hint: the standard number for this term is 40dB for air conduction)

    6. Your answer:

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